Authenticated remote code execution in OTRS
Priority MEDIUM 41CWE-78Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-78.
Summary
Specially crafted string in OTRS system configuration can allow the execution of any system command.
Why it matters now
EPSS 0.01318 70th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| OTRS AG | OTRS | 8.0.x – 8.0.19; 7.0.x – 7.0.32 | — | No fix listed | CNA |
| OTRS AG | SystemMonitoring | 7.0.x – 7.0.18; 8.0.x – 8.0.8; 6.0.1 and later | — | No fix listed | CNA |
| OTRS AG | OTRSSTORM | 7.0.x – 7.0.27; 8.0.x – 8.0.11; 6.0.1 and later | — | No fix listed | CNA |
| OTRS AG | ((OTRS)) Community Edition | 6.0.1 and later | — | No fix listed | CNA |
- OTRS VendorOTRS AG Affected 8.0.x – 8.0.19; 7.0.x – 7.0.32 Fixed in — No fix listed CNA
- SystemMonitoring VendorOTRS AG Affected 7.0.x – 7.0.18; 8.0.x – 8.0.8; 6.0.1 and later Fixed in — No fix listed CNA
- OTRSSTORM VendorOTRS AG Affected 7.0.x – 7.0.27; 8.0.x – 8.0.11; 6.0.1 and later Fixed in — No fix listed CNA
- ((OTRS)) Community Edition VendorOTRS AG Affected 6.0.1 and later Fixed in — No fix listed CNA
CPE configurations NVD · 3
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:otrs:otrs:*:*:*:*:*:*:*:* | before 7.0.28; 7.0.30 to before 7.0.33; 8.0.0 to before 8.0.21 | Vulnerable | OTRS AG |
| cpe:2.3:a:otrs:otrs_itsm:*:*:*:*:*:*:*:* | before 7.0.19; 8.0.0 to before 8.0.28 | Vulnerable | OTRS AG |
| cpe:2.3:a:otrs:otrs_storm:*:*:*:*:*:*:*:* | before 8.0.12 | Vulnerable | OTRS AG |
- cpe:2.3:a:otrs:otrs:*:*:*:*:*:*:*:* Versions before 7.0.28; 7.0.30 to before 7.0.33; 8.0.0 to before 8.0.21 Vulnerable ·OTRS AG
- cpe:2.3:a:otrs:otrs_itsm:*:*:*:*:*:*:*:* Versions before 7.0.19; 8.0.0 to before 8.0.28 Vulnerable ·OTRS AG
- cpe:2.3:a:otrs:otrs_storm:*:*:*:*:*:*:*:* Versions before 8.0.12 Vulnerable ·OTRS AG
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2021-36100
- 2026-10-03 Alias added: GHSA-9jrh-x229-v96c
References
More OTRS AG Otrs vulnerabilities
- TI-2017-12458 In OTRS 6.0.x up to and including 6.0.1, OTRS 5.0.x up to and including 5.0.24, and OTRS… CVSS 3.0HIGH 8.8
- TI-2026-35608 SQL Injection via MySQL Quote Method CVSS 3.1CRITICAL 9.1
- TI-2023-04991 SSL Certificates are not checked for E-Mail Handling CVSS 3.1CRITICAL 9.1
- TI-2022-04045 SQL Injection via OTRS Search API CVSS 3.1CRITICAL 9.8
- TI-2017-12258 Code injection exists in Kernel/System/Spelling.pm in Open Ticket Request System (OTRS) 5… CVSS 3.0HIGH 8.8
- TI-2017-06753 In Open Ticket Request System (OTRS) 3.3.x through 3.3.16, 4.x through 4.0.23, and 5.x… CVSS 3.0HIGH 8.8
Sources
- CVE-2021-36100 · CVE Program
- CVE-2021-36100 · NVD
- FIRST EPSS
- GHSA-9jrh-x229-v96c · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences